test='abcdefghijklmnoporstuvwxyz'

print(len(test))
index = 0;
while index < len(test):
    a1 = test [index]
    print(a1)
    index+=1

print('=======================')
n = 0
for aa in test:
    print(test)
    n+=1
    if n == 5:
        break